HF Sinclair (DINO) Form 144/A: affiliate vested shares listed; recent insider sales

Rhea-AI Filing Summary

HF Sinclair Corp submitted an amended Form 144/A reporting intended sales of common stock and recent dispositions by an affiliate. The filing lists two vested share blocks of 66,505 and 63,410 (vesting dates 12/01/2023 and 12/01/2025), and two recent sales by Timothy Go on 05/15/2026 (16,184 shares for $1,123,856.61) and 05/18/2026 (4,768 shares for $339,958.40).

Key Figures

Recent sale: 16,184 shares Proceeds: $1,123,856.61 Recent sale: 4,768 shares +4 more

7 metrics

Recent sale 16,184 shares sold by Timothy Go on 05/15/2026

Proceeds $1,123,856.61 sale proceeds for 16,184 shares on 05/15/2026

Recent sale 4,768 shares sold by Timothy Go on 05/18/2026

Proceeds $339,958.40 sale proceeds for 4,768 shares on 05/18/2026

Vested shares 66,505 shares listed as vested, vesting date 12/01/2023

Vesting shares 63,410 shares listed as vesting, vesting date 12/01/2025

Aggregate field 129,915 numeric entry in securities/amount section

Key Terms

Form 144/A, Vested Stock, Pershing Advisor Solutions, NYSE

4 terms

Form 144/A regulatory

"Amended notice of proposed sale of securities (144/A) appears in the header"

Vested Stock financial

"Lines listing 'Vested Stock' with share counts and vesting dates"

Pershing Advisor Solutions other

"Named broker/holder: 'Pershing Advisor Solutions One Pershing Plaza Jersey City NJ'"

NYSE market

"Market designation appears as 'NYSE' in the securities section"

A large, regulated marketplace where stocks and other securities are listed and traded, acting like a global auction house that matches buyers and sellers and helps determine share prices. It matters to investors because listing and trading there provide liquidity, price discovery, and regulatory oversight—making it easier to buy or sell holdings and giving companies a visible platform that can affect credibility and access to capital.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144/A

144/A: Filer Information

Filer CIK
Filer CCC
Previous Accession Number Of The Filing
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144/A: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144/A: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Pershing Advisor Solutions One Pershing Plaza Jersey City NJ 07399	129915	9019409.69	180275437	05/26/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144/A: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	12/01/2023	Vested Stock	HF Sinclair			66505	12/01/2023	Vesting
Common	12/01/2025	Vested Stock	HF Sinclair			63410	12/01/2025	Vesting

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144/A: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Timothy Go 4325 Fairfax Ave Dallas TX 75206	HF Sinclair Corp	05/15/2026	16184	1123856.61
Timothy Go 4325 Fairfax Ave Dallas TX 75206	HF Sinclair Corp	05/18/2026	4768	339958.40

144/A: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does HF Sinclair's Form 144/A (DINO) report?

It reports intended resale activity and recent dispositions. The filing lists vested blocks of 66,505 and 63,410 shares and two recent sales by Timothy Go of 16,184 and 4,768 shares.

Who reported recent stock sales in the filing?

The filing shows recent sales by Timothy Go. On 05/15/2026 he sold 16,184 shares for $1,123,856.61, and on 05/18/2026 he sold 4,768 shares for $339,958.40.

Are there vested shares noted in the Form 144/A?

Yes. The filing lists vested or vesting common stock entries of 66,505 shares (vesting 12/01/2023) and 63,410 shares (vesting 12/01/2025).

Does the filing state the exchange or market for resale?

The excerpt references NYSE as the market. The filing also includes numeric fields such as 129,915 and $9,019,409.69 in the securities/amount section.

Who is listed as a broker or holder in the filing?

The filing names Pershing Advisor Solutions (One Pershing Plaza, Jersey City, NJ) in the securities section and shows institutional/holder identifiers alongside the listed shares.